<?php
/**
 * Smarty plugin
 *
 * @package Smarty
 * @subpackage PluginsModifierCompiler
 */

/**
 * Smarty count_sentences modifier plugin
 *
 * Type: modifier<br>
 * Name: count_sentences
 * Purpose: count the number of sentences in a text
 *
 * @link http://www.smarty.net/manual/en/language.modifier.count.paragraphs.php
 *       count_sentences (Smarty online manual)
 * @author Uwe Tews
 * @param $params array
 *       	 parameters
 * @return string with compiled code
 */
function smarty_modifiercompiler_count_sentences($params, $compiler) {
	// find periods, question marks, exclamation marks with a word before but
	// not after.
	return 'preg_match_all("#\w[\.\?\!](\W|$)#S' . Smarty::$_UTF8_MODIFIER . '", ' . $params [0] . ', $tmp)';
}

?>